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Commit 56f621c7 authored by Ralf Baechle's avatar Ralf Baechle
Browse files

[MIPS] Alchemy: Get rid of au_ffs(). 



It was plain a bad idea ...

Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 41bd61a8

arch/mips/au1000/common/dbdma.c

+1 −1
Original line number Diff line number Diff line
@@ -859,7 +859,7 @@ dbdma_interrupt(int irq, void *dev_id) 


	intstat = dbdma_gptr->ddma_intstat;

	au_sync();

	chan_index = au_ffs(intstat) - 1;

	chan_index = ffs(intstat);



	ctp = chan_tab_ptr[chan_index];

	cp = ctp->chan_ptr;

arch/mips/au1000/common/irq.c

+4 −4
Original line number Diff line number Diff line
@@ -481,7 +481,7 @@ static void intc0_req0_irqdispatch(void) 
		return;

	}

#endif

	irq = au_ffs(intc0_req0) - 1;

	irq = ffs(intc0_req0);

	intc0_req0 &= ~(1 << irq);

	do_IRQ(irq);

}
@@ -497,7 +497,7 @@ static void intc0_req1_irqdispatch(void) 
	if (!intc0_req1)

		return;



	irq = au_ffs(intc0_req1) - 1;

	irq = ffs(intc0_req1);

	intc0_req1 &= ~(1 << irq);

	do_IRQ(irq);

}
@@ -517,7 +517,7 @@ static void intc1_req0_irqdispatch(void) 
	if (!intc1_req0)

		return;



	irq = au_ffs(intc1_req0) - 1;

	irq = ffs(intc1_req0);

	intc1_req0 &= ~(1 << irq);

	irq += 32;

	do_IRQ(irq);
@@ -534,7 +534,7 @@ static void intc1_req1_irqdispatch(void) 
	if (!intc1_req1)

		return;



	irq = au_ffs(intc1_req1) - 1;

	irq = ffs(intc1_req1);

	intc1_req1 &= ~(1 << irq);

	irq += 32;

	do_IRQ(irq);

arch/mips/au1000/pb1200/irqmap.c

+1 −1
Original line number Diff line number Diff line
@@ -74,7 +74,7 @@ irqreturn_t pb1200_cascade_handler( int irq, void *dev_id) 
	bcsr->int_status = bisr;

	for( ; bisr; bisr &= (bisr-1) )

	{

		extirq_nr = (PB1200_INT_BEGIN-1) + au_ffs(bisr);

		extirq_nr = PB1200_INT_BEGIN + au_ffs(bisr);

		/* Ack and dispatch IRQ */

		do_IRQ(extirq_nr);

	}

include/asm-mips/mach-au1x00/au1000.h

+0 −10
Original line number Diff line number Diff line
@@ -98,16 +98,6 @@ static __inline__ int au_ffz(unsigned int x) 
	return __ilog2(x & -x);

}



/*

 * ffs: find first bit set. This is defined the same way as

 * the libc and compiler builtin ffs routines, therefore

 * differs in spirit from the above ffz (man ffs).

 */

static __inline__ int au_ffs(int x)

{

	return __ilog2(x & -x) + 1;

}



/* arch/mips/au1000/common/clocks.c */

extern void set_au1x00_speed(unsigned int new_freq);

extern unsigned int get_au1x00_speed(void);